Siberia is a part of Russia, the east is near the Pacific Ocean, and the north close to the Arctic Ocean, also the south next to China and Mongolia. Siberia means peace land, and in the Russian is Сибирь. Siberia was a country before the sixteen century, and it was built by Mongolian. On 1927, the Chinese Yuan Dynasy has the biggest area in Chinese history, not only Siberia, but also until Arctic Ocean, all of the Russia was belong to Yuan Dynasy region. During seventeen century, the Russian czar was aggression into China and occupancy a large part of Chinese area. Today Siberia is already belong to Russia, not a part of China any more. Siberia has rich mineral resources and forest and grassland, so most of Russia resources are get from Siberia. After the Trans Siberia Railway finished on 1905, this part started empolder and people started immigration to east Russia. Now Siberia has 40 million population, is about 80% of Russia population. Siberia region is very big, is equal 20 France area!